:root {
	--bg: #0f1420;
	--fg: #e8ecf3;
	--muted: #9aa6b8;
	--accent: #ffd23f;
	--link: #7cc4ff;
}
@media (prefers-color-scheme: light) {
	:root { --bg: #f7f8fb; --fg: #1b2230; --muted: #5a6577; --accent: #c99a00; --link: #1a6fc4; }
}
* { box-sizing: border-box; }
body {
	margin: 0;
	background: var(--bg);
	color: var(--fg);
	font: 18px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { padding-top: 48px; }
h1 { margin: 0; font-size: 2.4rem; letter-spacing: 0.12em; color: var(--accent); }
.tagline { margin: 0 0 32px; color: var(--muted); font-style: italic; }
h2 { margin-top: 40px; font-size: 1.3rem; }
h3 { margin-top: 28px; font-size: 1.05rem; }
a { color: var(--link); }
footer { margin-top: 64px; padding-bottom: 40px; color: var(--muted); font-size: 0.9rem; }
.lang { margin: 24px 0; padding: 12px 16px; border: 1px solid var(--muted); border-radius: 8px; font-size: 0.95rem; }
ul { padding-left: 1.2em; }